{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "627553519",
    "entityType": "User",
    "nonce": "0x0a3b51046685ac9c3b48301e053e9a4916421cf2b245a03347c5c6429eccea17",
    "signature": "0xe39502912cdc44046bd05544d299e21c1590353a5f50a45b628448043e4d4b75766e13c90be795a076656bcfe66f4db5ff8bbdd01d5467a78835a91e60e472da1b",
    "signer": "0x14fa63A530B7d9254d20B110AAc25ABF49fbfa9d",
    "userId": "182428"
  }
}